The BART Warm Springs Extension DB project consists of furnishing all management, coordination, professional services, labor, equipment, materials and other services to perform the design and construction of the line, track, station and systems required to extend the BART System further into southern Alameda County from the existing Fremont BART Station to the new Warm Springs Station.

The scope of work includes a center platform station at Warm Springs, trackwork and ductbanks through and ventilation of an existing subway under Fremont Central Park and the existing Union Pacific Railroad (UPRR) track, elevated trackway structures, miscellaneous drainage structures and small bridges, retaining walls, sound walls, utility protections/relocations and services, excavation and embankments, landscaping, demolition, site restoration, and related traction power, train control, and communications systems work. Harmful and contaminated substance remediation may be required.